Merge 208513 "PPAPI: Move PPB_NetworkProxy out of Dev"

ppapi/cpp/dev/network_proxy_dev.h

-// Copyright (c) 2013 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef PPAPI_CPP_NETWORK_PROXY_H_
-#define PPAPI_CPP_NETWORK_PROXY_H_
-
-#include <string>
-
-#include "ppapi/c/dev/ppb_network_proxy_dev.h"
-#include "ppapi/cpp/completion_callback.h"
-#include "ppapi/cpp/instance_handle.h"
-
-namespace pp {
-
-class NetworkProxy {
- public:
-  static bool IsAvailable();
-
-  static int32_t GetProxyForURL(
-      const InstanceHandle& instance,
-      const Var& url,
-      const pp::CompletionCallbackWithOutput<Var>& callback);
-};
-
-}  // namespace pp
-
-#endif  // PPAPI_CPP_NETWORK_PROXY_H_